.button-group {
  display: flex;
  gap: 10px;
  margin-top: 20px;
}

.preview-container {
  margin-top: 20px;
  padding: 15px;
  background-color: #f9f9f9;
  border-radius: 4px;
  border-left: 4px solid #2196F3;
}

.preview-container h3 {
  margin-top: 0;
  color: #333;
}

.preview-container p {
  margin: 5px 0;
}